package com.hangzhou.mapper;

import com.hangzhou.pojo.Category;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface CategoryMapper {
  //新增
  @Insert("insert into category(category_name,category_alias,create_user,create_time,update_time) " +
          "values(#{categoryName},#{categoryAlias},#{createUser},#{createTime},#{updateTime})")
  void add(Category category);

  //查询所有
  @Select("select * from category where create_user = #{userId}")
  List<Category> list(Integer userId);

  //根据id查询
  @Select("select * from category where id = #{id}")
  Category findById(Integer id);

  //更新
  @Update("update category set category_name=#{categoryName},category_alias=#{categoryAlias},update_time=#{updateTime} where id=#{id}")
  void update(Category category);

  //根据id删除
  @Delete("delete from category where id=#{id}")
  void deleteById(Integer id);
}
